| 基于SPH方法的自由水面溢流过程开边界数值模拟 |
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| 引用本文： | 张文江,关龙祥,刘顺东,黄尔.基于SPH方法的自由水面溢流过程开边界数值模拟[J].水科学与工程技术,2008(Z2). |
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| 作者姓名： | 张文江 关龙祥 刘顺东 黄尔 |
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| 作者单位： | 四川大学水力学与山区河流开发保护国家重点实验室,成都,610065 |
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| 摘 要： | SPH方法是近年发展起来的流体数值模拟的一种新方法.目前,SPH方法流体模拟主要是经典的激波、Poiseuille流、Couette流、腔内剪切流及像溃坝一样的自由表面流动.均属于初始给定所有粒子的闭边界数值模拟.该文依据SPH方法,采用周期运动边界,实现了溢流坝自由表面流开边界数值模拟.计算水面线与物模实测结果吻合较好.
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| 关 键 词： | SPH方法 开边界数值模拟 自由表面水流 溢流坝 |
Open boundary conditions numerical simulation of free surface-flow based on SPH |
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| ZHANG Wen-jiang,GUAN Long-xiang,LIU Shun-dong,HUANG Er.Open boundary conditions numerical simulation of free surface-flow based on SPH[J].Water Sciences and Engineering Technology,2008(Z2). |
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| Authors: | ZHANG Wen-jiang GUAN Long-xiang LIU Shun-dong HUANG Er |
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| Affiliation: | ZHANG Wen-jiang,GUAN Long-xiang,LIU Shun-dong,HUANG Er(State Key Laboratory of Hydraulics , Mountain River Engineering,SiChuan University,Chengdu 610065,China) |
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| Abstract: | SPH(Smooth Particle Hydrodynamics)is a new method in fluid numerical simulation,The SPH method primary applied to flow simulation such as shock wave,Poiseuille flow,Coquette flow,cavity shear flow and break-dam flow,They are close boundary conditions numerical simulation that has given all initial particle at beginning.In this paper,by using of periodic motion boundary conditions,Open boundary conditions numerical simulation of free-surface flow on over-flow dam has been achieved.The computed water surface ... |
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| Keywords: | SPH open boundary conditions numerical simulation free surface flow overflow-dam |
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